#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
#include<stdlib.h>
typedef int x;
typedef struct danlianbiao {
	x data;
	struct danlianbiao* next;
}y;
void toucha(y** tt,x a);
void dayin(y* t);
void weicha(y** tt, x a);
y* shengqingkongjian(x a);
void toushan(y** tt);
void weishan(y** tt);
y* chaxun(y* t, x a);
void zaiAqianmiancharuRON(y** tt, y* ron, x a);
void shanchuA(y** tt, y* ron);